let data = [{
        "name": "hello world12",
        "indexGl": 0,

        "child": [{
            "indexGl": 1,
            "name": "hello world11",
            "child": [{
                "indexGl": 2,
                name: "hello world111"
            }, {
                "indexGl": 3,
                name: "hello world222"
            }]
        }]
    },
    {
        "name": "hello world13",
        "indexGl": 0,
        "child": [{
            "indexGl": 1,
            "name": "hello world11",
            "child": [{
                "indexGl": 2,
                name: "hello world111"
            }, {
                "indexGl": 3,
                name: "hello world222"
            }]
        }]
    }, {
        "indexGl": 0,
        "name": "hello world14",
        "child": [{
            "indexGl": 1,
            "name": "hello world11",
            "child": [{
                "indexGl": 2,
                name: "hello world111"
            }, {
                "indexGl": 3,
                name: "hello world222"
            }]
        }]
    },
]